Paging of Kernel Memory

[Asutosh Das]

Hi
I think it also can mean that there is a 1-1 mapping in the kernel(except
for high mem) as there cannot be any page-faults in the kernel. So for
memory allocated in kernel, a physical memory mapping exists, thus lessening
the available physical memory.


On 6 September 2011 17:48, Vijay Chauhan <kernel.vijay at gmail.com> wrote:

> Hi,
>
> i was going through the Linux Kernel Development book. It mention the
> following:
>
> "Additionally, kernel memory is not pageable.Therefore, every byte of
> memory you consume is one less byte of available physical memory."
>
> What is the meaning of 'Kernel memory is not pageable'? Anyone can
> give details would help me in understanding.
>
> Thanks,
> Vijay
>
> _______________________________________________
> Kernelnewbies mailing list
> Kernelnewbies at kernelnewbies.org
> http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
>



-- 
~/asd
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.kernelnewbies.org/pipermail/kernelnewbies/attachments/20110908/4d827fa9/attachment.html